Silica sand is used as filter media for drinking water treatment and wastewater treatment. Our filter sand and gravel are characterised by their very high quartz content. Multiple washing stages means that they are free of impurities and organic material, making them ideal for the production of drinking water. They are also free of heavy metals, sulphur and chlorides in order to obtain an optimal filter effect.
Our products comply with DIN standards EN 12904, DIN EN 15798 and DIN 4924 filter sand and gravel for well construction.